Send up a special message with this Colorful Congratulations Balloon! Our 18" Congrats balloon will add a colorful accent to any occasion. Whether it's a graduation party, an anniversary celebration, or a retirement party, this colorful congrats balloon is bound to be a hit! Sold in packs of 5, these round congrats balloons are perfect to create a balloon bouquet! Please note, our 18" Colorful Congratulations Balloon is sold in increments of 5.